Introducing the Advantech Manufacturing VWR Stopper in a convenient 10/30 pack of 100 (Product Code: 20212). These high-quality white stoppers are designed for reliable sealing in laboratory applications. Made from durable materials, they ensure a tight fit to prevent leaks and contamination. Perfect for use with various laboratory glassware, these stoppers are essential for maintaining the integrity of your samples. Each pack contains 100 stoppers, making it easy to stock up for your experiments. Trust Advantech for your laboratory needs and experience the difference in quality and performance!